<template>
   <div class="icons">
    <swiper ref="mySwiper" :options="swiperOption">
        <swiper-slide  v-for="(page, index) of pages" :key="index">
       <div class="icon"
            v-for="item of page"
            :key="item.id"
        >
        <div class="icon-img">
           <img class="icon-img-content" :src="item.imgUrl" />
        </div>
           <p class="icon-desc">{{item.desc}}</p>
       </div>
       </swiper-slide>
    </swiper>
   </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
@import '~styles/varibles.styl'
@import '~styles/mixins.styl'
.icons >>>.swiper-container
    height :0
    padding-bottom :50%
    .icons
      margin-top:.1rem
.icon
    position:relative
    overflow :hidden
    float: left
    width:25%
    height :0
    padding-bottom : 25%
    .icon-img
        position :absolute
        top:0
        left :0
        right :0
        bottom: 0.44rem
        box-sizing:border-box
        padding: .1rem
    .icon-img-content
        display :block
        margin :0 auto
        height :100%
.icon-desc{
    position :absolute;
        left :0;
        right :0;
        bottom :0;
        height : 0.44rem;
        line-height : 0.44rem;
        text-align :center;
        color: $dackTextColor;
        ellipsis()
        }
</style>
